Watch List notes:

BRUNEI, Negara Brunei Darussalam, Singapore 50 Years of Interchangeability, fifty ringgit, undated (2017), E/1 621945/9 five consecutive notes (P.38) (5); Singapore, Board of Commissioners of Currency, Brunei 50 Years of Interchangeability, fifty dollars, 2017, 50AC 046109, 10, 14, 17, 19 (P.62) (5). Uncirculated. (10)